Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 75.11 >
edited by Xiaoling
on 2022/06/01 17:29
To version < 66.22 >
edited by Xiaoling
on 2022/05/24 13:56
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Summary

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... ... @@ -16,7 +16,7 @@
16 16  == 1.1 What is LT Series I/O Controller ==
17 17  
18 18  (((
19 -The Dragino (% style="color:blue" %)**LT series I/O Modules**(%%) are Long Range LoRaWAN I/O Controller. It contains different I/O Interfaces such as:** (% style="color:blue" %)analog current Input, analog voltage input(%%)**(% style="color:blue" %), **relay output**, **digital input**(%%) and (% style="color:blue" %)**digital output**(%%) etc. The LT I/O Modules are designed to simplify the installation of I/O monitoring.
19 +The Dragino LT series I/O Modules are Long Range LoRaWAN I/O Controller. It contains different I/O Interfaces such as: analog current Input, analog voltage input, relay output, digital input and digital output etc. The LT I/O Modules are designed to simplify the installation of I/O monitoring.
20 20  )))
21 21  
22 22  (((
... ... @@ -24,7 +24,7 @@
24 24  )))
25 25  
26 26  (((
27 -The LT I/O Controllers is aiming to provide an (% style="color:blue" %)**easy and low cost installation** (%%)by using LoRa wireless technology.
27 +The LT I/O Controllers is aiming to provide a simple plug and play, low cost installation by using LoRaWAN wireless technology.
28 28  )))
29 29  
30 30  (((
... ... @@ -41,8 +41,6 @@
41 41  
42 42  (((
43 43  [[image:1653295757274-912.png]]
44 -
45 -
46 46  )))
47 47  
48 48  == 1.2  Specifications ==
... ... @@ -153,8 +153,6 @@
153 153  )))
154 154  * (((
155 155  Packet engine up to 256 bytes with CRC.
156 -
157 -
158 158  )))
159 159  
160 160  == 1.3 Features ==
... ... @@ -167,8 +167,6 @@
167 167  * Firmware upgradable via program port
168 168  * Counting
169 169  
170 -
171 -
172 172  == 1.4  Applications ==
173 173  
174 174  * Smart Buildings & Home Automation
... ... @@ -178,8 +178,6 @@
178 178  * Smart Cities
179 179  * Smart Factory
180 180  
181 -
182 -
183 183  == 1.5 Hardware Variants ==
184 184  
185 185  (% border="1" style="background-color:#f7faff; width:500px" %)
... ... @@ -193,8 +193,6 @@
193 193  * 1 x Counting Port
194 194  )))
195 195  
196 -
197 -
198 198  = 2. Power ON Device =
199 199  
200 200  The LT controller can be powered by 7 ~~ 24V DC power source. Connect VIN to Power Input V+ and GND to power input V- to power the LT controller.
... ... @@ -205,7 +205,6 @@
205 205  
206 206  [[image:1653297104069-180.png]]
207 207  
208 -
209 209  = 3. Operation Mode =
210 210  
211 211  == 3.1 How it works? ==
... ... @@ -215,13 +215,13 @@
215 215  )))
216 216  
217 217  (((
218 -In case user can’t set the OTAA keys in the network server and has to use the existing keys from server. User can [[use AT Command>>||anchor="H4.UseATCommand"]] to set the keys in the devices.
207 +In case user can’t set the OTAA keys in the network server and has to use the existing keys from server. User can [[use AT Command>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H4.UseATCommand]] to set the keys in the devices.
208 +)))
219 219  
220 -
210 +(((
211 +3.2 Example to join LoRaWAN network
221 221  )))
222 222  
223 -== 3.2 Example to join LoRaWAN network ==
224 -
225 225  (((
226 226  This chapter shows an example for how to join the TTN LoRaWAN Network. Below is the network structure, we use our LG308 as LoRaWAN gateway here. 
227 227  )))
... ... @@ -228,6 +228,7 @@
228 228  
229 229  [[image:image-20220523172350-1.png||height="266" width="864"]]
230 230  
220 +
231 231  (((
232 232  The LG308 is already set to connect to [[TTN network >>url:https://www.thethingsnetwork.org/]]. So what we need to do now is only configure register this device to TTN:
233 233  )))
... ... @@ -248,12 +248,10 @@
248 248  
249 249  [[image:1653297955910-247.png||height="321" width="716"]]
250 250  
251 -
252 252  Add APP KEY and DEV EUI
253 253  
254 254  [[image:1653298023685-319.png]]
255 255  
256 -
257 257  (((
258 258  **Step 2**: Power on LT and it will auto join to the TTN network. After join success, it will start to upload message to TTN and user can see in the panel.
259 259  )))
... ... @@ -260,7 +260,6 @@
260 260  
261 261  [[image:1653298044601-602.png||height="405" width="709"]]
262 262  
263 -
264 264  == 3.3 Uplink Payload ==
265 265  
266 266  There are five working modes + one interrupt mode on LT for different type application:
... ... @@ -272,8 +272,6 @@
272 272  * **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
273 273  * **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
274 274  
275 -
276 -
277 277  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
278 278  
279 279  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
... ... @@ -324,8 +324,6 @@
324 324  ** DO1 is high in case there is load between DO1 and V+.
325 325  ** DO1 LED is off in both case
326 326  
327 -
328 -
329 329  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
330 330  
331 331  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
... ... @@ -346,79 +346,54 @@
346 346  * FIRST: Indicate this is the first packet after join network.
347 347  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
348 348  
349 -(((
350 350  (% style="color:red" %)Note: DO3 bit is not valid for LT-22222-L.
351 -)))
352 352  
353 -(((
354 354  **To use counting mode, please run:**
355 -)))
356 356  
357 357  (% class="box infomessage" %)
358 358  (((
359 -(((
360 360  **AT+MOD=2**
361 361  )))
362 -)))
363 363  
364 364  (% class="box infomessage" %)
365 365  (((
366 -(((
367 367  **ATZ**
368 368  )))
369 -)))
370 370  
371 -(((
372 372  (% style="color:#4f81bd" %)**AT Commands for counting:**
373 -)))
374 374  
375 -(((
376 376  **For LT22222-L:**
377 -)))
378 378  
379 379  (% class="box infomessage" %)
380 380  (((
381 -(((
382 382  **AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) **
383 383  )))
384 -)))
385 385  
386 386  (% class="box infomessage" %)
387 387  (((
388 -(((
389 389  **AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) **
390 390  )))
391 -)))
392 392  
393 393  (% class="box infomessage" %)
394 394  (((
395 -(((
396 396  **AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) **
397 397  )))
398 -)))
399 399  
400 400  (% class="box infomessage" %)
401 401  (((
402 -(((
403 403  **AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) **
404 404  )))
405 -)))
406 406  
407 407  (% class="box infomessage" %)
408 408  (((
409 -(((
410 410  **AT+SETCNT=1,60   (Set COUNT1 value to 60)**
411 411  )))
412 -)))
413 413  
414 414  (% class="box infomessage" %)
415 415  (((
416 -(((
417 417  **AT+SETCNT=2,60   (Set COUNT2 value to 60)**
418 418  )))
419 -)))
420 420  
421 -
422 422  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
423 423  
424 424  **LT22222-L**: This mode the DI1 is used as a counting pin.
... ... @@ -435,34 +435,22 @@
435 435  * FIRST: Indicate this is the first packet after join network.
436 436  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
437 437  
438 -(((
439 439  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
440 -)))
441 441  
442 -(((
443 443  **To use counting mode, please run:**
444 -)))
445 445  
446 446  (% class="box infomessage" %)
447 447  (((
448 -(((
449 449  **AT+MOD=3**
450 450  )))
451 -)))
452 452  
453 453  (% class="box infomessage" %)
454 454  (((
455 -(((
456 456  **ATZ**
457 457  )))
458 -)))
459 459  
460 -(((
461 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
410 +Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.2AT2BMOD3D22C28DoubleDICounting29]].
462 462  
463 -
464 -)))
465 -
466 466  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
467 467  
468 468  **LT22222-L**: This mode the DI1 is used as a counting pin.
... ... @@ -481,69 +481,45 @@
481 481  * FIRST: Indicate this is the first packet after join network.
482 482  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
483 483  
484 -(((
485 485  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
486 -)))
487 487  
488 -(((
489 489  **To use this mode, please run:**
490 -)))
491 491  
492 492  (% class="box infomessage" %)
493 493  (((
494 -(((
495 495  **AT+MOD=4**
496 496  )))
497 -)))
498 498  
499 499  (% class="box infomessage" %)
500 500  (((
501 -(((
502 502  **ATZ**
503 503  )))
504 -)))
505 505  
506 -(((
507 -
508 -)))
509 509  
510 -(((
511 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
512 -)))
445 +Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.2AT2BMOD3D22C28DoubleDICounting29]].
513 513  
514 -(((
515 515  **Plus below command for AVI1 Counting:**
516 -)))
517 517  
518 518  (% class="box infomessage" %)
519 519  (((
520 -(((
521 521  **AT+SETCNT=3,60   (set AVI Count to 60)**
522 522  )))
523 -)))
524 524  
525 525  (% class="box infomessage" %)
526 526  (((
527 -(((
528 528  **AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
529 529  )))
530 -)))
531 531  
532 532  (% class="box infomessage" %)
533 533  (((
534 -(((
535 535  **AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
536 536  )))
537 -)))
538 538  
539 539  (% class="box infomessage" %)
540 540  (((
541 -(((
542 542  **AT+VOLMAX=20000,1   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
543 543  )))
544 -)))
545 545  
546 -
547 547  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
548 548  
549 549  **LT22222-L**: This mode the DI1 is used as a counting pin.
... ... @@ -556,38 +556,24 @@
556 556  
557 557  * RO is for relay. ROx=1 : close，ROx=0 always open.
558 558  * FIRST: Indicate this is the first packet after join network.
559 -* (((
560 -DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
561 -)))
481 +* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
562 562  
563 -(((
564 564  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
565 -)))
566 566  
567 -(((
568 568  **To use this mode, please run:**
569 -)))
570 570  
571 571  (% class="box infomessage" %)
572 572  (((
573 -(((
574 574  **AT+MOD=5**
575 575  )))
576 -)))
577 577  
578 578  (% class="box infomessage" %)
579 579  (((
580 -(((
581 581  **ATZ**
582 582  )))
583 -)))
584 584  
585 -(((
586 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
497 +Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.2AT2BMOD3D22C28DoubleDICounting29]].
587 587  
588 -
589 -)))
590 -
591 591  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
592 592  
593 593  (% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.**
... ... @@ -708,13 +708,10 @@
708 708  
709 709  When device got this command, it will send the MOD6 payload.
710 710  
711 -
712 712  === 3.3.7 Payload Decoder ===
713 713  
714 714  (((
715 715  **Decoder for TTN/loraserver/ChirpStack**: [[http:~~/~~/www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/Payload_decoder/>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/Payload_decoder/]]
716 -
717 -
718 718  )))
719 719  
720 720  == 3.4 ​Configure LT via AT or Downlink ==
... ... @@ -731,9 +731,8 @@
731 731  
732 732  === 3.4.1 Common Commands ===
733 733  
734 -They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
639 +They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>http://8.211.40.43:8080/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/]]
735 735  
736 -
737 737  === 3.4.2 Sensor related commands ===
738 738  
739 739  ==== 3.4.2.1 Set Transmit Interval ====
... ... @@ -756,7 +756,6 @@
756 756  **0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
757 757  )))
758 758  
759 -
760 760  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
761 761  
762 762  Set work mode.
... ... @@ -777,7 +777,6 @@
777 777  **0x0A aa     ~/~/ Same as AT+MOD=aa**
778 778  )))
779 779  
780 -
781 781  ==== 3.4.2.3 Poll an uplink ====
782 782  
783 783  * AT Command:
... ... @@ -793,7 +793,6 @@
793 793  
794 794  **Example**: 0x08FF, ask device to send an Uplink
795 795  
796 -
797 797  ==== 3.4.2.4 Enable Trigger Mode ====
798 798  
799 799  Use of trigger mode, please check [[ADDMOD6>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]
... ... @@ -816,7 +816,6 @@
816 816  **0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
817 817  )))
818 818  
819 -
820 820  ==== 3.4.2.5 Poll trigger settings ====
821 821  
822 822  Poll trigger settings,
... ... @@ -832,7 +832,6 @@
832 832  **0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
833 833  )))
834 834  
835 -
836 836  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
837 837  
838 838  Enable Disable DI1/DI2/DI2 as trigger,
... ... @@ -855,7 +855,6 @@
855 855  **0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb**
856 856  )))
857 857  
858 -
859 859  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
860 860  
861 861  Set DI1 or DI3(for LT-33222-L) trigger.
... ... @@ -882,7 +882,6 @@
882 882  **0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
883 883  )))
884 884  
885 -
886 886  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
887 887  
888 888  Set DI2 trigger.
... ... @@ -909,7 +909,6 @@
909 909  **0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
910 910  )))
911 911  
912 -
913 913  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
914 914  
915 915  Set current trigger , base on AC port. See [[trigger mode>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]
... ... @@ -928,7 +928,6 @@
928 928  **0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]**
929 929  )))
930 930  
931 -
932 932  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
933 933  
934 934  Set current trigger , base on AV port. See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]
... ... @@ -947,7 +947,6 @@
947 947  **0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]] **
948 948  )))
949 949  
950 -
951 951  ==== 3.4.2.11 Trigger – Set minimum interval ====
952 952  
953 953  Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
... ... @@ -966,7 +966,6 @@
966 966  **0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)**
967 967  )))
968 968  
969 -
970 970  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
971 971  
972 972  * AT Command:
... ... @@ -1009,10 +1009,8 @@
1009 1009  
1010 1010  (% class="box infomessage" %)
1011 1011  (((
1012 -(((
1013 1013  **0xA9 aa bb cc     ~/~/ Set DO1/DO2/DO3 output with time control**
1014 1014  )))
1015 -)))
1016 1016  
1017 1017  This is to control the digital output time of DO pin. Include four bytes:
1018 1018  
... ... @@ -1157,7 +1157,6 @@
1157 1157  **0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc**
1158 1158  )))
1159 1159  
1160 -
1161 1161  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1162 1162  
1163 1163  * AT Command:
... ... @@ -1182,7 +1182,6 @@
1182 1182  **0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)**
1183 1183  )))
1184 1184  
1185 -
1186 1186  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1187 1187  
1188 1188  Clear counting for counting mode
... ... @@ -1201,7 +1201,6 @@
1201 1201  **0x A6 01     ~/~/ clear all counting,**
1202 1202  )))
1203 1203  
1204 -
1205 1205  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1206 1206  
1207 1207  * AT Command:
... ... @@ -1218,28 +1218,21 @@
1218 1218  **0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,**
1219 1219  )))
1220 1220  
1221 -(((
1222 1222  range: aa bb cc:0 to 16777215,  (unit:second)
1223 1223  
1224 -
1225 -)))
1226 -
1227 1227  == 3.5 Integrate with Mydevice ==
1228 1228  
1229 1229  Mydevices provides a human friendly interface to show the sensor data, once we have data in TTN, we can use Mydevices to connect to TTN and see the data in Mydevices. Below are the steps:
1230 1230  
1231 -(((
1232 1232  **Step 1**: Be sure that your device is programmed and properly connected to the network at this time.
1233 -)))
1234 1234  
1235 -(((
1236 1236  **Step 2**: To configure the Application to forward data to Mydevices you will need to add integration. To add the Mydevices integration, perform the following steps:
1237 -)))
1238 1238  
1239 1239  [[image:1653356737703-362.png||height="232" width="732"]]
1240 1240  
1241 1241  [[image:image-20220524094641-11.png||height="390" width="723"]]
1242 1242  
1123 +
1243 1243  [[image:image-20220524094641-12.png||height="402" width="718"]]
1244 1244  
1245 1245  **Step 3**: Create an account or log in Mydevices.
... ... @@ -1250,7 +1250,6 @@
1250 1250  
1251 1251  [[image:1653356838789-523.png||height="337" width="740"]]
1252 1252  
1253 -
1254 1254  After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1255 1255  
1256 1256  [[image:image-20220524094909-1.png||height="335" width="729"]]
... ... @@ -1263,7 +1263,6 @@
1263 1263  
1264 1264  [[image:image-20220524094909-5.png||height="341" width="734"]]
1265 1265  
1266 -
1267 1267  == 3.6 Interface Detail ==
1268 1268  
1269 1269  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
... ... @@ -1272,7 +1272,6 @@
1272 1272  
1273 1273  [[image:1653356991268-289.png]]
1274 1274  
1275 -
1276 1276  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1277 1277  
1278 1278  (((
... ... @@ -1288,105 +1288,51 @@
1288 1288  [[image:1653357170703-587.png]]
1289 1289  
1290 1290  (((
1291 -(((
1292 1292  When use need to connect a device to the DI port, both DI1+ and DI1- must be connected.
1293 1293  )))
1294 -)))
1295 1295  
1296 -(((
1297 -
1298 -)))
1299 1299  
1300 -(((
1301 1301  **Example1**: Connect to a Low active sensor.
1302 -)))
1303 1303  
1304 -(((
1305 1305  This type of sensor will output a low signal GND when active.
1306 -)))
1307 1307  
1308 -* (((
1309 -Connect sensor’s output to DI1-
1310 -)))
1311 -* (((
1312 -Connect sensor’s VCC to DI1+.
1313 -)))
1177 +* Connect sensor’s output to DI1-
1178 +* Connect sensor’s VCC to DI1+.
1314 1314  
1315 -(((
1316 -So when sensor active, the current between NEC2501 pin1 and pin2 is：
1317 -)))
1180 +So when sensor active, the current between NEC2501 pin1 and pin2 is： ​​
1318 1318  
1319 -(((
1320 -[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1321 -)))
1182 + //IF// = DI1+ / 1K.
1322 1322  
1323 -(((
1324 -If DI1+ = 12v, the [[image:1653968155772-850.png||height="23" width="19"]]= 12mA , So the LT-22222-L will be able to detect this active signal.
1325 -)))
1184 +If DI1+ = 12v, the //IF// = 12mA , So the LT-22222-L will be able to detect this active signal.
1326 1326  
1327 -(((
1328 -
1329 -)))
1330 1330  
1331 -(((
1332 1332  **Example2**: Connect to a High active sensor.
1333 -)))
1334 1334  
1335 -(((
1336 1336  This type of sensor will output a high signal (example 24v) when active.
1337 -)))
1338 1338  
1339 -* (((
1340 -Connect sensor’s output to DI1+
1341 -)))
1342 -* (((
1343 -Connect sensor’s GND DI1-.
1344 -)))
1191 +* Connect sensor’s output to DI1+
1192 +* Connect sensor’s GND DI1-.
1345 1345  
1346 -(((
1347 1347  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1348 -)))
1349 1349  
1350 -(((
1351 -[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1352 -)))
1196 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]** [[image:image-20220524095628-8.png]]= DI1+ / 1K.**
1353 1353  
1354 -(((
1355 -If **DI1+ = 24v**, the[[image:1653968155772-850.png||height="23" width="19"]] 24mA , So the LT-22222-L will be able to detect this high active signal.
1356 -)))
1198 +If **DI1+ = 24v**, the [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]]** = 24mA , So the LT-22222-L will be able to detect this high active signal.
1357 1357  
1358 -(((
1359 -
1360 -)))
1361 1361  
1362 -(((
1363 1363  **Example3**: Connect to a 220v high active sensor.
1364 -)))
1365 1365  
1366 -(((
1367 1367  Assume user want to monitor an active signal higher than 220v, to make sure not burn the photocoupler  
1368 -)))
1369 1369  
1370 -* (((
1371 -Connect sensor’s output to DI1+ with a serial 50K resistor
1372 -)))
1373 -* (((
1374 -Connect sensor’s GND DI1-.
1375 -)))
1205 +* Connect sensor’s output to DI1+ with a serial 50K resistor
1206 +* Connect sensor’s GND DI1-.
1376 1376  
1377 -(((
1378 1378  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1379 -)))
1380 1380  
1381 -(((
1382 - [[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 51K.**
1383 -)))
1210 + [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]] = DI1+ / 51K.**
1384 1384  
1385 -(((
1386 -If sensor output is 220v, the [[image:1653968155772-850.png||height="23" width="19"]](% id="cke_bm_243359S" style="display:none" %)[[image:image-20220524095628-8.png]](%%) = DI1+ / 51K.  = 4.3mA , So the LT-22222-L will be able to detect this high active signal safely.
1387 -)))
1212 +If sensor output is 220v, the (% id="cke_bm_243359S" style="display:none" %)[[image:image-20220524095628-8.png]](%%) = DI1+ / 51K.  = 4.3mA , So the LT-22222-L will be able to detect this high active signal safely.
1388 1388  
1389 -
1390 1390  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1391 1391  
1392 1392  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
... ... @@ -1393,7 +1393,6 @@
1393 1393  
1394 1394  [[image:1653357531600-905.png]]
1395 1395  
1396 -
1397 1397  === 3.6.4 Analog Input Interface ===
1398 1398  
1399 1399  The analog input interface is as below. The LT will measure the IN2 voltage so to calculate the current pass the Load. The formula is:
... ... @@ -1421,7 +1421,6 @@
1421 1421  
1422 1422  [[image:1653357648330-671.png||height="155" width="733"]]
1423 1423  
1424 -
1425 1425  === 3.6.5 Relay Output ===
1426 1426  
1427 1427  (((
... ... @@ -1432,12 +1432,10 @@
1432 1432  
1433 1433  [[image:image-20220524100215-10.png||height="382" width="723"]]
1434 1434  
1435 -
1436 1436  == 3.7 LEDs Indicators ==
1437 1437  
1438 1438  [[image:image-20220524100748-11.png]]
1439 1439  
1440 -
1441 1441  = 4. Use AT Command =
1442 1442  
1443 1443  == 4.1 Access AT Command ==
... ... @@ -1446,15 +1446,11 @@
1446 1446  
1447 1447  [[image:1653358238933-385.png]]
1448 1448  
1449 -(((
1450 1450  In PC, User needs to set (% style="color:#4f81bd" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console for LT. The AT commands are disable by default and need to enter password (default:(% style="color:green" %)**123456**)(%%) to active it. As shown below:
1451 -)))
1452 1452  
1453 1453  [[image:1653358355238-883.png]]
1454 1454  
1455 -(((
1456 1456  More detail AT Command manual can be found at [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
1457 -)))
1458 1458  
1459 1459  (((
1460 1460  AT+<CMD>?        : Help on <CMD>
... ... @@ -1638,8 +1638,6 @@
1638 1638  
1639 1639  (((
1640 1640  AT+CFG: Print all settings
1641 -
1642 -
1643 1643  )))
1644 1644  
1645 1645  == 4.2 Common AT Command Sequence ==
... ... @@ -1681,8 +1681,6 @@
1681 1681  
1682 1682  (((
1683 1683  (% style="background-color:#dcdcdc" %)ATZ
1684 -
1685 -
1686 1686  )))
1687 1687  
1688 1688  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
... ... @@ -1764,7 +1764,6 @@
1764 1764  (% style="background-color:#dcdcdc" %)AT+CLASS=A
1765 1765  ATZ
1766 1766  
1767 -
1768 1768  = 5. FAQ =
1769 1769  
1770 1770  == 5.1 How to upgrade the image? ==
... ... @@ -1777,13 +1777,11 @@
1777 1777  Below shows the hardware connection for how to upload an image to the LT:
1778 1778  * [[image:1653359603330-121.png]]
1779 1779  
1780 -(((
1781 1781  **Step1:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]].
1782 1782  **Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1783 1783  **Step3: **Open flashloader; choose the correct COM port to update.
1784 1784  **For LT-22222-L**:
1785 1785  Hold down the PRO button and then momentarily press the RST reset button and the **DO1 led** will change from OFF to ON. When **DO1 LED** is on, it means the device is in download mode.
1786 -)))
1787 1787  
1788 1788   [[image:image-20220524103407-12.png]]
1789 1789  
... ... @@ -1795,7 +1795,6 @@
1795 1795  
1796 1796  [[image:1653360054704-518.png||height="186" width="745"]]
1797 1797  
1798 -
1799 1799  (((
1800 1800  (((
1801 1801  == 5.2 How to change the LoRa Frequency Bands/Region? ==
... ... @@ -1803,9 +1803,7 @@
1803 1803  )))
1804 1804  
1805 1805  (((
1806 -User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1807 -
1808 -
1614 +User can follow the introduction for [[how to upgrade image>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H5.1Howtoupgradetheimage3F]]. When download the images, choose the required image file for download.
1809 1809  )))
1810 1810  
1811 1811  (((
... ... @@ -1832,15 +1832,10 @@
1832 1832  [[image:1653360231087-571.png||height="401" width="727"]]
1833 1833  )))
1834 1834  
1835 -(((
1836 1836  (% style="color:red" %)Note: user just need to make sure above three keys match, User can change either in TTN or Device to make then match. In TTN, NETSKEY and APPSKEY can be configured by user in setting page, but Device Addr is generated by TTN.
1837 -)))
1838 1838  
1839 -(((
1840 1840  (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1841 -)))
1842 1842  
1843 -(((
1844 1844  (% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1845 1845  (% style="background-color:#dcdcdc" %)AT+FDR  (%%) Reset Parameters to Factory Default, Keys Reserve
1846 1846  (% style="background-color:#dcdcdc" %)123456  (%%) Enter Password to have AT access.
... ... @@ -1851,25 +1851,19 @@
1851 1851  (% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz
1852 1852  (% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1
1853 1853  (% style="background-color:#dcdcdc" %)ATZ                (%%)Reset MCU
1854 -)))
1855 1855  
1856 -(((
1857 1857  As shown in below:
1858 -)))
1859 1859  
1860 1860  [[image:1653360498588-932.png||height="485" width="726"]]
1861 1861  
1862 -
1863 1863  == 5.4 Can I see counting event in Serial? ==
1864 1864  
1865 1865  (((
1866 1866  User can run AT+DEBUG command to see the counting event in serial. If firmware too old and doesn’t support AT+DEBUG. User can update to latest firmware first.
1867 -
1868 -
1869 1869  )))
1870 1870  
1871 1871  (((
1872 -= 6. Trouble Shooting =
1667 += 6. Trouble Shooting =
1873 1873  )))
1874 1874  
1875 1875  (((
... ... @@ -1879,21 +1879,25 @@
1879 1879  )))
1880 1880  
1881 1881  (((
1882 -Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]]
1677 +Please see this link for how to debug:
1883 1883  
1884 -
1679 +[[http:~~/~~/8.211.40.43:8080/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/>>http://8.211.40.43:8080/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/]]
1885 1885  )))
1886 1886  
1887 1887  (((
1683 +[[http:~~/~~/wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#How_it_work>>url:http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#How_it_work]]
1684 +)))
1685 +
1686 +(((
1888 1888  == 6.2 Have trouble to upload image. ==
1889 1889  )))
1890 1890  
1891 1891  (((
1892 -See this link for trouble shooting: [[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
1691 +See this link for trouble shooting:
1893 1893  )))
1894 1894  
1895 1895  (((
1896 -
1695 +[[http:~~/~~/wiki.dragino.com/index.php?title=Firmware_Upgrade_Trouble_Shooting#UART_upgrade_trouble_shooting>>url:http://wiki.dragino.com/index.php?title=Firmware_Upgrade_Trouble_Shooting#UART_upgrade_trouble_shooting]]
1897 1897  )))
1898 1898  
1899 1899  (((
... ... @@ -1901,11 +1901,11 @@
1901 1901  )))
1902 1902  
1903 1903  (((
1904 -It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1703 +It might be about the channels mapping. Please see this link for detail:
1905 1905  )))
1906 1906  
1907 1907  (((
1908 -
1707 +[[http:~~/~~/wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band>>url:http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band]]
1909 1909  )))
1910 1910  
1911 1911  (((
... ... @@ -1924,61 +1924,34 @@
1924 1924  )))
1925 1925  )))
1926 1926  
1927 -(((
1928 1928  * (((
1929 1929  (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1930 1930  )))
1931 -)))
1932 -
1933 -(((
1934 1934  * (((
1935 1935  (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1936 1936  )))
1937 -)))
1938 -
1939 -(((
1940 1940  * (((
1941 1941  (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1942 1942  )))
1943 -)))
1944 -
1945 -(((
1946 1946  * (((
1947 1947  (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1948 1948  )))
1949 -)))
1950 -
1951 -(((
1952 1952  * (((
1953 1953  (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1954 1954  )))
1955 -)))
1956 -
1957 -(((
1958 1958  * (((
1959 1959  (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
1960 1960  )))
1961 -)))
1962 -
1963 -(((
1964 1964  * (((
1965 1965  (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
1966 1966  )))
1967 -)))
1968 -
1969 -(((
1970 1970  * (((
1971 1971  (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1972 1972  )))
1973 -)))
1974 1974  
1975 1975  (((
1976 -* (((
1977 -(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1752 +* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1978 1978  
1979 -
1980 -)))
1981 -
1982 1982  = 8. Packing Info =
1983 1983  )))
1984 1984  
... ... @@ -2009,8 +2009,6 @@
2009 2009  * Device Weight: 105g
2010 2010  * Package Size / pcs : 14.5 x 8 x 5 cm
2011 2011  * Weight / pcs : 170g
2012 -
2013 -
2014 2014  )))
2015 2015  )))
2016 2016  
... ... @@ -2032,8 +2032,6 @@
2032 2032  (((
2033 2033  (((
2034 2034   [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
2035 -
2036 -
2037 2037  )))
2038 2038  
2039 2039  (((
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